/**
* Takes in a String representation of a cell reference and Fills out the
* numeric fields.
*/
protected RefPtgBase(String cellref)
{
CellReference c = new CellReference(cellref);
Row = c.Row;
Column = c.Col;
IsColRelative = !c.IsColAbsolute;
IsRowRelative = !c.IsRowAbsolute;
}
public Ref3DPtg(String cellref, int externIdx)
{
CellReference c = new CellReference(cellref);
Row=c.Row;
Column=c.Col;
IsColRelative=!c.IsColAbsolute;
IsRowRelative=!c.IsRowAbsolute;
ExternSheetIndex=externIdx;
}
public String FormatAsString()
{
StringBuilder sb = new StringBuilder();
CellReference cellRefFrom = new CellReference(FirstRow, FirstColumn);
CellReference cellRefTo = new CellReference(LastRow, LastColumn);
sb.Append(cellRefFrom.FormatAsString());
sb.Append(':');
sb.Append(cellRefTo.FormatAsString());
return sb.ToString();
}
/**
* Create an area ref from a string representation. Sheet names containing special Chars should be
* delimited and escaped as per normal syntax rules for formulas.<br/>
* The area reference must be contiguous (i.e. represent a single rectangle, not a Union of rectangles)
*/
public AreaReference(String reference)
{
if (!IsContiguous(reference))
{
throw new ArgumentException(
"References passed to the AreaReference must be contiguous, " +
"use generateContiguous(ref) if you have non-contiguous references");
}
String[] parts = SeparateAreaRefs(reference);
String part0 = parts[0];
if (parts.Length == 1)
{
// TODO - probably shouldn't initialize area ref when text is really a cell ref
// Need to fix some named range stuff to get rid of this
_firstCell = new CellReference(part0);
_lastCell = _firstCell;
_isSingleCell = true;
return;
}
if (parts.Length != 2)
{
throw new ArgumentException("Bad area ref '" + reference + "'");
}
String part1 = parts[1];
if (IsPlainColumn(part0))
{
if (!IsPlainColumn(part1))
{
throw new Exception("Bad area ref '" + reference + "'");
}
// Special handling for whole-column references
// Represented internally as x$1 to x$65536
// which is the maximum range of rows
bool firstIsAbs = CellReference.IsPartAbsolute(part0);
bool lastIsAbs = CellReference.IsPartAbsolute(part1);
int col0 = CellReference.ConvertColStringToIndex(part0);
int col1 = CellReference.ConvertColStringToIndex(part1);
_firstCell = new CellReference(0, col0, true, firstIsAbs);
_lastCell = new CellReference(0xFFFF, col1, true, lastIsAbs);
_isSingleCell = false;
// TODO - whole row refs
}
else
{
_firstCell = new CellReference(part0);
_lastCell = new CellReference(part1);
_isSingleCell = part0.Equals(part1);
}
}
public override String ToString()
{
CellReference cr = new CellReference(Row, Column);
StringBuilder sb = new StringBuilder();
sb.Append(GetType().Name).Append("[");
sb.Append(_evaluator.GetSheetName());
sb.Append('!');
sb.Append(cr.FormatAsString());
sb.Append("]");
return sb.ToString();
}
public override String ToString()
{
CellReference cr = new CellReference(Row, Column, !IsRowRelative, !IsColRelative);
StringBuilder sb = new StringBuilder();
sb.Append(GetType().Name);
sb.Append(" [");
sb.Append("sheetIx=").Append(ExternSheetIndex);
sb.Append(" ! ");
sb.Append(cr.FormatAsString());
sb.Append("]");
return sb.ToString();
}
public override String ToString()
{
CellReference crA = new CellReference(FirstRow, FirstColumn);
CellReference crB = new CellReference(LastRow, LastColumn);
StringBuilder sb = new StringBuilder();
sb.Append(GetType().Name).Append("[");
sb.Append(_evaluator.GetSheetName());
sb.Append('!');
sb.Append(crA.FormatAsString());
sb.Append(':');
sb.Append(crB.FormatAsString());
sb.Append("]");
return sb.ToString();
}
/// <summary>
/// Sets the print area.
/// </summary>
/// <param name="sheetIndex">Zero-based sheet index (0 = First Sheet)</param>
/// <param name="startColumn">Column to begin printarea</param>
/// <param name="endColumn">Column to end the printarea</param>
/// <param name="startRow">Row to begin the printarea</param>
/// <param name="endRow">Row to end the printarea</param>
public void SetPrintArea(int sheetIndex, int startColumn, int endColumn,
int startRow, int endRow)
{
//using absolute references because they don't Get copied and pasted anyway
CellReference cell = new CellReference(startRow, startColumn, true, true);
String reference = cell.FormatAsString();
cell = new CellReference(endRow, endColumn, true, true);
reference = reference + ":" + cell.FormatAsString();
SetPrintArea(sheetIndex, reference);
}
/**
* Returns a reference to every cell covered by this area
*/
public CellReference[] GetAllReferencedCells()
{
// Special case for single cell reference
if (_isSingleCell)
{
return new CellReference[] { _firstCell, };
}
// Interpolate between the two
int minRow = Math.Min(_firstCell.Row, _lastCell.Row);
int maxRow = Math.Max(_firstCell.Row, _lastCell.Row);
int minCol = Math.Min(_firstCell.Col, _lastCell.Col);
int maxCol = Math.Max(_firstCell.Col, _lastCell.Col);
String sheetName = _firstCell.SheetName;
ArrayList refs = new ArrayList();
for (int row = minRow; row <= maxRow; row++)
{
for (int col = minCol; col <= maxCol; col++)
{
CellReference ref1 = new CellReference(sheetName, row, col, _firstCell.IsRowAbsolute, _firstCell.IsColAbsolute);
refs.Add(ref1);
}
}
return (CellReference[])refs.ToArray(typeof(CellReference));
}
/**
* Is the reference for a whole-column reference,
* such as C:C or D:G ?
*/
public static bool IsWholeColumnReference(CellReference topLeft, CellReference botRight)
{
// These are represented as something like
// C$1:C$65535 or D$1:F$0
// i.e. absolute from 1st row to 0th one
if (topLeft.Row == 0 && topLeft.IsRowAbsolute &&
(botRight.Row == -1 || botRight.Row == 65535) && botRight.IsRowAbsolute)
{
return true;
}
return false;
}
/**
* Creates an area ref from a pair of Cell References.
*/
public AreaReference(CellReference topLeft, CellReference botRight)
{
_firstCell = topLeft;
_lastCell = botRight;
_isSingleCell = false;
}
/**
* @return never <c>null</c>, never {@link BlankEval}
*/
private ValueEval EvaluateAny(EvaluationCell srcCell, int sheetIndex,
int rowIndex, int columnIndex, EvaluationTracker tracker)
{
if (srcCell == null || srcCell.CellType != HSSFCell.CELL_TYPE_FORMULA)
{
ValueEval result = GetValueFromNonFormulaCell(srcCell);
tracker.AcceptPlainValueDependency(_workbookIx, sheetIndex, rowIndex, columnIndex, result);
return result;
}
FormulaCellCacheEntry cce = _cache.GetOrCreateFormulaCellEntry(srcCell);
tracker.AcceptFormulaDependency(cce);
IEvaluationListener evalListener = _evaluationListener;
if (cce.GetValue() == null)
{
if (!tracker.StartEvaluate(cce))
{
return ErrorEval.CIRCULAR_REF_ERROR;
}
try
{
ValueEval result;
Ptg[] ptgs = _workbook.GetFormulaTokens(srcCell);
if (evalListener == null)
{
result = EvaluateFormula(sheetIndex, rowIndex, columnIndex, ptgs, tracker);
}
else
{
evalListener.OnStartEvaluate(srcCell, cce, ptgs);
result = EvaluateFormula(sheetIndex, rowIndex, columnIndex, ptgs, tracker);
evalListener.OnEndEvaluate(cce, result);
}
tracker.UpdateCacheResult(result);
}
finally
{
tracker.EndEvaluate(cce);
}
}
else
{
if (evalListener != null)
{
evalListener.OnCacheHit(sheetIndex, rowIndex, columnIndex, cce.GetValue());
}
return cce.GetValue();
}
if (IsDebugLogEnabled())
{
String sheetName = GetSheetName(sheetIndex);
CellReference cr = new CellReference(rowIndex, columnIndex);
LogDebug("Evaluated " + sheetName + "!" + cr.FormatAsString() + " To " + cce.GetValue().ToString());
}
return cce.GetValue();
}
protected String FormatReferenceAsString()
{
// Only make cell references as needed. Memory is an issue
CellReference cr = new CellReference(Row, Column, !IsRowRelative, !IsColRelative);
return cr.FormatAsString();
}
protected String FormatReferenceAsString()
{
CellReference topLeft = new CellReference(FirstRow, FirstColumn, !IsFirstRowRelative, !IsFirstColRelative);
CellReference botRight = new CellReference(LastRow, LastColumn, !IsLastRowRelative, !IsLastColRelative);
if (AreaReference.IsWholeColumnReference(topLeft, botRight))
{
return (new AreaReference(topLeft, botRight)).FormatAsString();
}
return topLeft.FormatAsString() + ":" + botRight.FormatAsString();
}
public String ToString()
{
StringBuilder sb = new StringBuilder(64);
CellReference crA = new CellReference(_firstRowIndex, _firstColumnIndex, false, false);
CellReference crB = new CellReference(_lastRowIndex, _lastColumnIndex, false, false);
sb.Append(GetType().Name);
sb.Append(" [").Append(crA.FormatAsString()).Append(':').Append(crB.FormatAsString()).Append("]");
return sb.ToString();
}
/**
* @param name an 'identifier' like string (i.e. contains alphanums, and dots)
* @return <c>null</c> if name cannot be split at a dot
*/
private AreaReference ParseArea(String name)
{
int dotPos = name.IndexOf('.');
if (dotPos < 0)
{
return null;
}
int dotCount = 1;
while (dotCount < name.Length && name[dotPos + dotCount] == '.')
{
dotCount++;
if (dotCount > 3)
{
// four or more consecutive dots does not convert To ':'
return null;
}
}
// This expression Is only valid as an area ref, if the LHS and RHS of the dot(s) are both
// cell refs. Otherwise, this expression must be a named range name
String partA = name.Substring(0, dotPos);
if (!IsValidCellReference(partA))
{
return null;
}
String partB = name.Substring(dotPos + dotCount);
if (!IsValidCellReference(partB))
{
return null;
}
CellReference topLeft = new CellReference(partA);
CellReference bottomRight = new CellReference(partB);
return new AreaReference(topLeft, bottomRight);
}